## Harmonizome.download_gene_functional_annotations()


Download and get all functional annotations for a gene across specified datasets.


Usage

``` python
Harmonizome.download_gene_functional_annotations(
    gene_symbol,
    datasets=None,
)
```


This method downloads the necessary data files and extracts associations for the specified gene from the gene-attribute matrices.


## Parameters


`gene_symbol: str`  
Gene symbol (e.g., 'BRCA1', 'STAT3')

`datasets: Optional[list[str]] = None`  
List of dataset names to search. If None, searches all datasets.


## Returns


`dict[str, Any]`  
Dictionary with dataset names as keys and annotation data as values.